Webgis-Poverty/api/config/database.php

<?php
// api/config/database.php

mysqli_report(MYSQLI_REPORT_OFF);

if (!function_exists('loadDatabaseConfig')) {
    function loadDatabaseConfig(): array {
        // Load .env if exists
        $envFile = dirname(__DIR__, 2) . '/.env';
        if (file_exists($envFile)) {
            $lines = file($envFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
            foreach ($lines as $line) {
                if (strpos(trim($line), '#') === 0) continue;
                list($name, $value) = explode('=', $line, 2);
                $name = trim($name);
                $value = trim($value);
                if (!array_key_exists($name, $_SERVER) && !array_key_exists($name, $_ENV)) {
                    putenv(sprintf('%s=%s', $name, $value));
                    $_ENV[$name] = $value;
                    $_SERVER[$name] = $value;
                }
            }
        }

        $config = [
            'host' => getenv('DB_HOST') ?: '127.0.0.1',
            'user' => getenv('DB_USER') ?: 'root',
            'pass' => getenv('DB_PASS') ?: '',
            'name' => getenv('DB_NAME') ?: 'webgis_poverty',
            'port' => (int)(getenv('DB_PORT') ?: 3306),
            'charset' => getenv('DB_CHARSET') ?: 'utf8mb4',
        ];

        $localConfigFile = __DIR__ . '/database.local.php';
        if (is_file($localConfigFile)) {
            $localConfig = require $localConfigFile;
            if (is_array($localConfig)) {
                $config = array_merge($config, array_intersect_key($localConfig, $config));
            }
        }

        return $config;
    }
}

$dbConfig = loadDatabaseConfig();

define('DB_HOST', $dbConfig['host']);
define('DB_USER', $dbConfig['user']);
define('DB_PASS', $dbConfig['pass']);
define('DB_NAME', $dbConfig['name']);
define('DB_PORT', (int)$dbConfig['port']);
define('DB_CHARSET', $dbConfig['charset']);

function getDB(): mysqli {
    static $conn = null;
    if ($conn === null) {
        $conn = new mysqli(DB_HOST, DB_USER, DB_PASS, DB_NAME, DB_PORT);
        if ($conn->connect_error) {
            error_log('DB connection failed: ' . $conn->connect_error);
            http_response_code(500);
            echo json_encode([
                'status'  => 'error',
                'message' => 'Koneksi database gagal'
            ]);
            exit;
        }
        $conn->set_charset(DB_CHARSET);
    }
    return $conn;
}